Machismo turned on its head: the lady's hand goes to the dude with the bigger brain.

The inspiration for H.P. Lovecraft's horror stories and Batman's Arkham Asylum is now a condominium complex.

One of the oldest libraries in England, and one of the last of the great medieval chained collections.

The real life Hobbiton, this sheep farm has been forever transformed since being built for The Hobbit film series.

A hyper-luxurious, 12,000- square foot home might be buried beneath Queens, still waiting to protect you from nuclear missiles.

A wunderkammer hidden on the top floor of the Hartford statehouse.

An expansive and intricately restored mansion remains from over a century ago--and so do its ghosts.

This recently rediscovered Civil War-era submarine was the first to ever sink an enemy ship.

Thousands of well-dressed mummies below a monastery.

An archival collection of over 2,200 case studies which includes human brain specimens and tumor specimens.